28109442816
28,109,442,816 is an even composite number composed of five prime numbers multiplied together.
What does the number 28109442816 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 324 divisors.
28109442816 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 28109442816:
28 × 32 × 7 × 132 × 10313
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 13 × 13 × 10313)See below for interesting mathematical facts about the number 28109442816 from the Numbermatics database.
Names of 28109442816
- Cardinal: 28109442816 can be written as Twenty-eight billion, one hundred nine million, four hundred forty-two thousand, eight hundred sixteen.
Scientific notation
- Scientific notation: 2.8109442816 × 1010
Factors of 28109442816
Divisors of 28109442816
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 52 56 63 64 72 78 84 91 96 104 112 117 126 128 144 156 168 169 182 192 208 224 234 252 256 273 288 312 336 338 364 384 416 448 468 504 507 546 576 624 672 676 728 768 819 832 896 936 1008 1014 1092 1152 1183 1248 1344 1352 1456 1521 1638 1664 1792 1872 2016 2028 2184 2304 2366 2496 2688 2704 2912 3042 3276 3328 3549 3744 4032 4056 4368 4732 4992 5376 5408 5824 6084 6552 7098 7488 8064 8112 8736 9464 9984 10313 10647 10816 11648 12168 13104 14196 14976 16128 16224 17472 18928 20626 21294 21632 23296 24336 26208 28392 29952 30939 32448 34944 37856 41252 42588 43264 48672 52416 56784 61878 64896 69888 72191 75712 82504 85176 92817 97344 104832 113568 123756 129792 134069 144382 151424 165008 170352 185634 194688 209664 216573 227136 247512 268138 288764 302848 330016 340704 371268 389376 402207 433146 454272 495024 536276 577528 649719 660032 681408 742536 804414 866292 908544 938483 990048 1072552 1155056 1206621 1299438 1320064 1362816 1485072 1608828 1732584 1742897 1876966 1980096 2145104 2310112 2413242 2598876 2640128 2725632 2815449 2970144 3217656 3465168 3485794 3753932 3960192 4290208 4620224 4826484 5197752 5228691 5630898 5940288 6435312 6930336 6971588 7507864 7920384 8446347 8580416 9240448 9652968 10395504 10457382 11261796 11880576 12200279 12870624 13860672 13943176 15015728 15686073 16892694 17160832 18480896 19305936 20791008 20914764 22523592 23761152 24400558 25741248 27721344 27886352 30031456 31372146 33785388 34321664 36600837 38611872 41582016 41829528 45047184 48801116 51482496 55442688 55772704 60062912 62744292 67570776 73201674 77223744 83164032 83659056 90094368 97602232 102964992 109802511 111545408 120125824 125488584 135141552 146403348 154447488 166328064 167318112 180188736 195204464 219605022 223090816 240251648 250977168 270283104 292806696 308894976 334636224 360377472 390408928 439210044 446181632 501954336 540566208 585613392 669272448 720754944 780817856 878420088 1003908672 1081132416 1171226784 1338544896 1561635712 1756840176 2007817344 2162264832 2342453568 3123271424 3513680352 4015634688 4684907136 7027360704 9369814272 14054721408 28109442816
- Sum of all divisors σ(n): 100307280528
- Sum of proper divisors (its aliquot sum) s(n): 72197837712
- 28109442816 is an abundant number, because the sum of its proper divisors (72197837712) is greater than itself. Its abundance is 44088394896
Bases of 28109442816
- Binary: 110100010110111010000001111000000002
- Hexadecimal: 0x68B740F00
- Base-36: CWVMWW0
Squares and roots of 28109442816
- 28109442816 squared (281094428162) is 790140775425974009856
- 28109442816 cubed (281094428163) is 22210416943426314471149452394496
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The
square root of 28109442816 is 167658.7093353637 -
The
cube root of 28109442816 is 3040.5401717869
Scales and comparisons
How big is 28109442816?- 28,109,442,816 seconds is equal to 893 years, 41 weeks, 1 day, 18 hours, 33 minutes, 36 seconds.
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To count from 1 to 28,109,442,816 would take you about one thousand, seven hundred eighty-seven years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 28109442816 cubic inches would be around 253.4 feet tall.
Recreational maths with 28109442816
- 28109442816 backwards is 61824490182
- The number of decimal digits it has is: 11
- The sum of 28109442816's digits is 45
- More coming soon!
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